var dh = document.getElementsByClassName('dh')
function fh(){
    location.href = 'dingD.html'
}
function qh(fly){
    for(i=0;i<dh.length;i++){
        dh[i].style.color = 'gray'
        dh[i].style.borderBottom = 'none'
    }
    dh[fly].style.color = 'red'
    dh[fly].style.borderBottom = '3px solid red'
}
var shanchu = document.getElementsByClassName('shanchu')[0]
function sc(){
    shanchu.style.display = 'inline-block'
}
function qd(){
    alert('删除成功')
    qx()
}
function qx(){
    shanchu.style.display = 'none'
}